JP6628110B2 - 有機発光素子 - Google Patents
有機発光素子 Download PDFInfo
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- JP6628110B2 JP6628110B2 JP2017542469A JP2017542469A JP6628110B2 JP 6628110 B2 JP6628110 B2 JP 6628110B2 JP 2017542469 A JP2017542469 A JP 2017542469A JP 2017542469 A JP2017542469 A JP 2017542469A JP 6628110 B2 JP6628110 B2 JP 6628110B2
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- layer
- light emitting
- organic
- emitting device
- organic light
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- 239000010410 layer Substances 0.000 claims description 233
- 150000001875 compounds Chemical class 0.000 claims description 82
- 125000005842 heteroatom Chemical group 0.000 claims description 71
- 239000000126 substance Substances 0.000 claims description 50
- 229910052783 alkali metal Inorganic materials 0.000 claims description 43
- 150000001340 alkali metals Chemical class 0.000 claims description 43
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 43
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 43
- 125000001424 substituent group Chemical group 0.000 claims description 40
- 239000002905 metal composite material Substances 0.000 claims description 39
- 239000012044 organic layer Substances 0.000 claims description 39
- 239000011368 organic material Substances 0.000 claims description 37
- 238000003032 molecular docking Methods 0.000 claims description 31
- 238000002347 injection Methods 0.000 claims description 29
- 239000007924 injection Substances 0.000 claims description 29
- 230000005525 hole transport Effects 0.000 claims description 19
- 125000003118 aryl group Chemical group 0.000 claims description 17
- 230000000903 blocking effect Effects 0.000 claims description 15
- 239000002019 doping agent Substances 0.000 claims description 14
- 125000004429 atom Chemical group 0.000 claims description 12
- 125000000623 heterocyclic group Chemical group 0.000 claims description 9
- 238000000103 photoluminescence spectrum Methods 0.000 claims description 8
- 125000000217 alkyl group Chemical group 0.000 claims description 7
- YZCKVEUIGOORGS-OUBTZVSYSA-N Deuterium Chemical group [2H] YZCKVEUIGOORGS-OUBTZVSYSA-N 0.000 claims description 4
- 229910052805 deuterium Inorganic materials 0.000 claims description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 4
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 238000004768 lowest unoccupied molecular orbital Methods 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 claims description 2
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 2
- HMUNWXXNJPVALC-UHFFFAOYSA-N 1-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)C(CN1CC2=C(CC1)NN=N2)=O HMUNWXXNJPVALC-UHFFFAOYSA-N 0.000 description 34
- 230000032258 transport Effects 0.000 description 32
- 239000000463 material Substances 0.000 description 28
- -1 3-pentenyl Chemical group 0.000 description 23
- 239000000758 substrate Substances 0.000 description 17
- 230000000052 comparative effect Effects 0.000 description 16
- 238000000034 method Methods 0.000 description 12
- 125000004432 carbon atom Chemical group C* 0.000 description 11
- 238000004770 highest occupied molecular orbital Methods 0.000 description 11
- 239000012153 distilled water Substances 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 description 9
- 229910052782 aluminium Inorganic materials 0.000 description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 8
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 6
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 6
- 238000000151 deposition Methods 0.000 description 6
- 239000003599 detergent Substances 0.000 description 6
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 description 6
- 229910000103 lithium hydride Inorganic materials 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 125000002950 monocyclic group Chemical group 0.000 description 6
- 239000010409 thin film Substances 0.000 description 6
- 239000010405 anode material Substances 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 description 4
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 4
- 125000001931 aliphatic group Chemical group 0.000 description 4
- 125000003277 amino group Chemical group 0.000 description 4
- 239000010406 cathode material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- IMKMFBIYHXBKRX-UHFFFAOYSA-M lithium;quinoline-2-carboxylate Chemical compound [Li+].C1=CC=CC2=NC(C(=O)[O-])=CC=C21 IMKMFBIYHXBKRX-UHFFFAOYSA-M 0.000 description 4
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 238000004506 ultrasonic cleaning Methods 0.000 description 4
- NGQSLSMAEVWNPU-YTEMWHBBSA-N 1,2-bis[(e)-2-phenylethenyl]benzene Chemical compound C=1C=CC=CC=1/C=C/C1=CC=CC=C1\C=C\C1=CC=CC=C1 NGQSLSMAEVWNPU-YTEMWHBBSA-N 0.000 description 3
- 125000003342 alkenyl group Chemical group 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- IOJUPLGTWVMSFF-UHFFFAOYSA-N benzothiazole Chemical group C1=CC=C2SC=NC2=C1 IOJUPLGTWVMSFF-UHFFFAOYSA-N 0.000 description 3
- 125000006267 biphenyl group Chemical group 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 229920001940 conductive polymer Polymers 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 125000003983 fluorenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3CC12)* 0.000 description 3
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 3
- 238000002361 inverse photoelectron spectroscopy Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 125000002080 perylenyl group Chemical group C1(=CC=C2C=CC=C3C4=CC=CC5=CC=CC(C1=C23)=C45)* 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 3
- UHXOHPVVEHBKKT-UHFFFAOYSA-N 1-(2,2-diphenylethenyl)-4-[4-(2,2-diphenylethenyl)phenyl]benzene Chemical compound C=1C=C(C=2C=CC(C=C(C=3C=CC=CC=3)C=3C=CC=CC=3)=CC=2)C=CC=1C=C(C=1C=CC=CC=1)C1=CC=CC=C1 UHXOHPVVEHBKKT-UHFFFAOYSA-N 0.000 description 2
- VZSRBBMJRBPUNF-UHFFFAOYSA-N 2-(2,3-dihydro-1H-inden-2-ylamino)-N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]pyrimidine-5-carboxamide Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C(=O)NCCC(N1CC2=C(CC1)NN=N2)=O VZSRBBMJRBPUNF-UHFFFAOYSA-N 0.000 description 2
- LDXJRKWFNNFDSA-UHFFFAOYSA-N 2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)-1-[4-[2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidin-5-yl]piperazin-1-yl]ethanone Chemical compound C1CN(CC2=NNN=C21)CC(=O)N3CCN(CC3)C4=CN=C(N=C4)NCC5=CC(=CC=C5)OC(F)(F)F LDXJRKWFNNFDSA-UHFFFAOYSA-N 0.000 description 2
- YLZOPXRUQYQQID-UHFFFAOYSA-N 3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)-1-[4-[2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidin-5-yl]piperazin-1-yl]propan-1-one Chemical compound N1N=NC=2CN(CCC=21)CCC(=O)N1CCN(CC1)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F YLZOPXRUQYQQID-UHFFFAOYSA-N 0.000 description 2
- QENGPZGAWFQWCZ-UHFFFAOYSA-N 3-Methylthiophene Chemical compound CC=1C=CSC=1 QENGPZGAWFQWCZ-UHFFFAOYSA-N 0.000 description 2
- DEXFNLNNUZKHNO-UHFFFAOYSA-N 6-[3-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperidin-1-yl]-3-oxopropyl]-3H-1,3-benzoxazol-2-one Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C1CCN(CC1)C(CCC1=CC2=C(NC(O2)=O)C=C1)=O DEXFNLNNUZKHNO-UHFFFAOYSA-N 0.000 description 2
- UJOBWOGCFQCDNV-UHFFFAOYSA-N 9H-carbazole Chemical compound C1=CC=C2C3=CC=CC=C3NC2=C1 UJOBWOGCFQCDNV-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N Furan Chemical compound C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 2
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 2
- ZCQWOFVYLHDMMC-UHFFFAOYSA-N Oxazole Chemical compound C1=COC=N1 ZCQWOFVYLHDMMC-UHFFFAOYSA-N 0.000 description 2
- KAESVJOAVNADME-UHFFFAOYSA-N Pyrrole Chemical compound C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 description 2
- 239000007983 Tris buffer Substances 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 150000001408 amides Chemical class 0.000 description 2
- 150000004982 aromatic amines Chemical class 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 239000008151 electrolyte solution Substances 0.000 description 2
- 238000010894 electron beam technology Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 229910052733 gallium Inorganic materials 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 150000003949 imides Chemical class 0.000 description 2
- 230000001678 irradiating effect Effects 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- SIAPCJWMELPYOE-UHFFFAOYSA-N lithium hydride Chemical compound [LiH] SIAPCJWMELPYOE-UHFFFAOYSA-N 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 150000002825 nitriles Chemical class 0.000 description 2
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 2
- WCPAKWJPBJAGKN-UHFFFAOYSA-N oxadiazole Chemical compound C1=CON=N1 WCPAKWJPBJAGKN-UHFFFAOYSA-N 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- CSHWQDPOILHKBI-UHFFFAOYSA-N peryrene Natural products C1=CC(C2=CC=CC=3C2=C2C=CC=3)=C3C2=CC=CC3=C1 CSHWQDPOILHKBI-UHFFFAOYSA-N 0.000 description 2
- 238000005240 physical vapour deposition Methods 0.000 description 2
- 229920000553 poly(phenylenevinylene) Polymers 0.000 description 2
- 229920000767 polyaniline Polymers 0.000 description 2
- 125000003367 polycyclic group Chemical group 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 239000013076 target substance Substances 0.000 description 2
- 229930192474 thiophene Natural products 0.000 description 2
- 150000003852 triazoles Chemical class 0.000 description 2
- 238000007738 vacuum evaporation Methods 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- 239000011787 zinc oxide Substances 0.000 description 2
- UWRZIZXBOLBCON-VOTSOKGWSA-N (e)-2-phenylethenamine Chemical compound N\C=C\C1=CC=CC=C1 UWRZIZXBOLBCON-VOTSOKGWSA-N 0.000 description 1
- JYEUMXHLPRZUAT-UHFFFAOYSA-N 1,2,3-triazine Chemical compound C1=CN=NN=C1 JYEUMXHLPRZUAT-UHFFFAOYSA-N 0.000 description 1
- YJTKZCDBKVTVBY-UHFFFAOYSA-N 1,3-Diphenylbenzene Chemical group C1=CC=CC=C1C1=CC=CC(C=2C=CC=CC=2)=C1 YJTKZCDBKVTVBY-UHFFFAOYSA-N 0.000 description 1
- BCMCBBGGLRIHSE-UHFFFAOYSA-N 1,3-benzoxazole Chemical compound C1=CC=C2OC=NC2=C1 BCMCBBGGLRIHSE-UHFFFAOYSA-N 0.000 description 1
- 125000000355 1,3-benzoxazolyl group Chemical group O1C(=NC2=C1C=CC=C2)* 0.000 description 1
- FCEHBMOGCRZNNI-UHFFFAOYSA-N 1-benzothiophene Chemical group C1=CC=C2SC=CC2=C1 FCEHBMOGCRZNNI-UHFFFAOYSA-N 0.000 description 1
- 125000004973 1-butenyl group Chemical group C(=CCC)* 0.000 description 1
- 125000006023 1-pentenyl group Chemical group 0.000 description 1
- 125000006017 1-propenyl group Chemical group 0.000 description 1
- MYKQKWIPLZEVOW-UHFFFAOYSA-N 11h-benzo[a]carbazole Chemical group C1=CC2=CC=CC=C2C2=C1C1=CC=CC=C1N2 MYKQKWIPLZEVOW-UHFFFAOYSA-N 0.000 description 1
- 125000004974 2-butenyl group Chemical group C(C=CC)* 0.000 description 1
- WONYVCKUEUULQN-UHFFFAOYSA-N 2-methyl-n-(2-methylphenyl)aniline Chemical group CC1=CC=CC=C1NC1=CC=CC=C1C WONYVCKUEUULQN-UHFFFAOYSA-N 0.000 description 1
- JTMODJXOTWYBOZ-UHFFFAOYSA-N 2-methyl-n-phenylaniline Chemical group CC1=CC=CC=C1NC1=CC=CC=C1 JTMODJXOTWYBOZ-UHFFFAOYSA-N 0.000 description 1
- 125000006024 2-pentenyl group Chemical group 0.000 description 1
- VQGHOUODWALEFC-UHFFFAOYSA-N 2-phenylpyridine Chemical compound C1=CC=CC=C1C1=CC=CC=N1 VQGHOUODWALEFC-UHFFFAOYSA-N 0.000 description 1
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- DMEVMYSQZPJFOK-UHFFFAOYSA-N 3,4,5,6,9,10-hexazatetracyclo[12.4.0.02,7.08,13]octadeca-1(18),2(7),3,5,8(13),9,11,14,16-nonaene Chemical group N1=NN=C2C3=CC=CC=C3C3=CC=NN=C3C2=N1 DMEVMYSQZPJFOK-UHFFFAOYSA-N 0.000 description 1
- 125000004975 3-butenyl group Chemical group C(CC=C)* 0.000 description 1
- 125000006027 3-methyl-1-butenyl group Chemical group 0.000 description 1
- DDTHMESPCBONDT-UHFFFAOYSA-N 4-(4-oxocyclohexa-2,5-dien-1-ylidene)cyclohexa-2,5-dien-1-one Chemical compound C1=CC(=O)C=CC1=C1C=CC(=O)C=C1 DDTHMESPCBONDT-UHFFFAOYSA-N 0.000 description 1
- QXDWMAODKPOTKK-UHFFFAOYSA-N 9-methylanthracen-1-amine Chemical group C1=CC(N)=C2C(C)=C(C=CC=C3)C3=CC2=C1 QXDWMAODKPOTKK-UHFFFAOYSA-N 0.000 description 1
- ZYASLTYCYTYKFC-UHFFFAOYSA-N 9-methylidenefluorene Chemical compound C1=CC=C2C(=C)C3=CC=CC=C3C2=C1 ZYASLTYCYTYKFC-UHFFFAOYSA-N 0.000 description 1
- ROFVEXUMMXZLPA-UHFFFAOYSA-N Bipyridyl Chemical group N1=CC=CC=C1C1=CC=CC=N1 ROFVEXUMMXZLPA-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- QUSNBJAOOMFDIB-UHFFFAOYSA-N Ethylamine Chemical group CCN QUSNBJAOOMFDIB-UHFFFAOYSA-N 0.000 description 1
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- XQVWYOYUZDUNRW-UHFFFAOYSA-N N-Phenyl-1-naphthylamine Chemical group C=1C=CC2=CC=CC=C2C=1NC1=CC=CC=C1 XQVWYOYUZDUNRW-UHFFFAOYSA-N 0.000 description 1
- VCUFZILGIRCDQQ-KRWDZBQOSA-N N-[[(5S)-2-oxo-3-(2-oxo-3H-1,3-benzoxazol-6-yl)-1,3-oxazolidin-5-yl]methyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C1O[C@H](CN1C1=CC2=C(NC(O2)=O)C=C1)CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F VCUFZILGIRCDQQ-KRWDZBQOSA-N 0.000 description 1
- YXLXNENXOJSQEI-UHFFFAOYSA-L Oxine-copper Chemical compound [Cu+2].C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1 YXLXNENXOJSQEI-UHFFFAOYSA-L 0.000 description 1
- YNPNZTXNASCQKK-UHFFFAOYSA-N Phenanthrene Natural products C1=CC=C2C3=CC=CC=C3C=CC2=C1 YNPNZTXNASCQKK-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- NRCMAYZCPIVABH-UHFFFAOYSA-N Quinacridone Chemical compound N1C2=CC=CC=C2C(=O)C2=C1C=C1C(=O)C3=CC=CC=C3NC1=C2 NRCMAYZCPIVABH-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910006404 SnO 2 Inorganic materials 0.000 description 1
- FZWLAAWBMGSTSO-UHFFFAOYSA-N Thiazole Chemical compound C1=CSC=N1 FZWLAAWBMGSTSO-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- FHKPLLOSJHHKNU-INIZCTEOSA-N [(3S)-3-[8-(1-ethyl-5-methylpyrazol-4-yl)-9-methylpurin-6-yl]oxypyrrolidin-1-yl]-(oxan-4-yl)methanone Chemical compound C(C)N1N=CC(=C1C)C=1N(C2=NC=NC(=C2N=1)O[C@@H]1CN(CC1)C(=O)C1CCOCC1)C FHKPLLOSJHHKNU-INIZCTEOSA-N 0.000 description 1
- DGEZNRSVGBDHLK-UHFFFAOYSA-N [1,10]phenanthroline Chemical group C1=CN=C2C3=NC=CC=C3C=CC2=C1 DGEZNRSVGBDHLK-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000000862 absorption spectrum Methods 0.000 description 1
- 125000003545 alkoxy group Chemical group 0.000 description 1
- 125000003282 alkyl amino group Chemical group 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 125000002490 anilino group Chemical group [H]N(*)C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- YUENFNPLGJCNRB-UHFFFAOYSA-N anthracen-1-amine Chemical group C1=CC=C2C=C3C(N)=CC=CC3=CC2=C1 YUENFNPLGJCNRB-UHFFFAOYSA-N 0.000 description 1
- 150000001454 anthracenes Chemical class 0.000 description 1
- 125000002178 anthracenyl group Chemical group C1(=CC=CC2=CC3=CC=CC=C3C=C12)* 0.000 description 1
- PYKYMHQGRFAEBM-UHFFFAOYSA-N anthraquinone Natural products CCC(=O)c1c(O)c2C(=O)C3C(C=CC=C3O)C(=O)c2cc1CC(=O)OC PYKYMHQGRFAEBM-UHFFFAOYSA-N 0.000 description 1
- 150000004056 anthraquinones Chemical class 0.000 description 1
- RJGDLRCDCYRQOQ-UHFFFAOYSA-N anthrone Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3CC2=C1 RJGDLRCDCYRQOQ-UHFFFAOYSA-N 0.000 description 1
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- 125000006615 aromatic heterocyclic group Chemical group 0.000 description 1
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- 229920001400 block copolymer Polymers 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
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- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical group C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 description 1
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- GVEPBJHOBDJJJI-UHFFFAOYSA-N fluoranthrene Natural products C1=CC(C2=CC=CC=C22)=C3C2=CC=CC3=C1 GVEPBJHOBDJJJI-UHFFFAOYSA-N 0.000 description 1
- YLQWCDOCJODRMT-UHFFFAOYSA-N fluoren-9-one Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3C2=C1 YLQWCDOCJODRMT-UHFFFAOYSA-N 0.000 description 1
- UIWYJDYFSGRHKR-UHFFFAOYSA-N gadolinium atom Chemical compound [Gd] UIWYJDYFSGRHKR-UHFFFAOYSA-N 0.000 description 1
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- 230000005283 ground state Effects 0.000 description 1
- 125000003187 heptyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000005241 heteroarylamino group Chemical group 0.000 description 1
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
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- 229910003437 indium oxide Inorganic materials 0.000 description 1
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 description 1
- 125000001041 indolyl group Chemical group 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 125000000555 isopropenyl group Chemical group [H]\C([H])=C(\*)C([H])([H])[H] 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 125000002183 isoquinolinyl group Chemical group C1(=NC=CC2=CC=CC=C12)* 0.000 description 1
- 125000000842 isoxazolyl group Chemical group 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- XNUVVHVFAAQPQY-UHFFFAOYSA-L manganese(2+) quinolin-8-olate Chemical compound N1=CC=CC2=CC=CC(=C12)[O-].[Mn+2].N1=CC=CC2=CC=CC(=C12)[O-] XNUVVHVFAAQPQY-UHFFFAOYSA-L 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 125000000250 methylamino group Chemical group [H]N(*)C([H])([H])[H] 0.000 description 1
- 238000004776 molecular orbital Methods 0.000 description 1
- 150000002790 naphthalenes Chemical class 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- 125000005184 naphthylamino group Chemical group C1(=CC=CC2=CC=CC=C12)N* 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
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- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- FVDOBFPYBSDRKH-UHFFFAOYSA-N perylene-3,4,9,10-tetracarboxylic acid Chemical compound C=12C3=CC=C(C(O)=O)C2=C(C(O)=O)C=CC=1C1=CC=C(C(O)=O)C2=C1C3=CC=C2C(=O)O FVDOBFPYBSDRKH-UHFFFAOYSA-N 0.000 description 1
- 150000005041 phenanthrolines Chemical class 0.000 description 1
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- 125000001484 phenothiazinyl group Chemical group C1(=CC=CC=2SC3=CC=CC=C3NC12)* 0.000 description 1
- 238000001420 photoelectron spectroscopy Methods 0.000 description 1
- 108091008695 photoreceptors Proteins 0.000 description 1
- 125000004592 phthalazinyl group Chemical group C1(=NN=CC2=CC=CC=C12)* 0.000 description 1
- 229920002098 polyfluorene Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920000128 polypyrrole Polymers 0.000 description 1
- 229920000123 polythiophene Polymers 0.000 description 1
- 150000004032 porphyrins Chemical class 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000003373 pyrazinyl group Chemical group 0.000 description 1
- 150000003220 pyrenes Chemical class 0.000 description 1
- 125000001725 pyrenyl group Chemical group 0.000 description 1
- PBMFSQRYOILNGV-UHFFFAOYSA-N pyridazine Chemical group C1=CC=NN=C1 PBMFSQRYOILNGV-UHFFFAOYSA-N 0.000 description 1
- 125000004076 pyridyl group Chemical group 0.000 description 1
- 229940083082 pyrimidine derivative acting on arteriolar smooth muscle Drugs 0.000 description 1
- 150000003230 pyrimidines Chemical class 0.000 description 1
- 125000000714 pyrimidinyl group Chemical group 0.000 description 1
- 125000002294 quinazolinyl group Chemical group N1=C(N=CC2=CC=CC=C12)* 0.000 description 1
- 125000002943 quinolinyl group Chemical group N1=C(C=CC2=CC=CC=C12)* 0.000 description 1
- 125000001567 quinoxalinyl group Chemical group N1=C(C=NC2=CC=CC=C12)* 0.000 description 1
- YYMBJDOZVAITBP-UHFFFAOYSA-N rubrene Chemical compound C1=CC=CC=C1C(C1=C(C=2C=CC=CC=2)C2=CC=CC=C2C(C=2C=CC=CC=2)=C11)=C(C=CC=C2)C2=C1C1=CC=CC=C1 YYMBJDOZVAITBP-UHFFFAOYSA-N 0.000 description 1
- 229910052711 selenium Inorganic materials 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 150000003413 spiro compounds Chemical class 0.000 description 1
- 125000003011 styrenyl group Chemical group [H]\C(*)=C(/[H])C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 229940042055 systemic antimycotics triazole derivative Drugs 0.000 description 1
- 125000000335 thiazolyl group Chemical group 0.000 description 1
- IBBLKSWSCDAPIF-UHFFFAOYSA-N thiopyran Chemical compound S1C=CC=C=C1 IBBLKSWSCDAPIF-UHFFFAOYSA-N 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- TVIVIEFSHFOWTE-UHFFFAOYSA-K tri(quinolin-8-yloxy)alumane Chemical compound [Al+3].C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1 TVIVIEFSHFOWTE-UHFFFAOYSA-K 0.000 description 1
- KWQNQSDKCINQQP-UHFFFAOYSA-K tri(quinolin-8-yloxy)gallane Chemical compound C1=CN=C2C(O[Ga](OC=3C4=NC=CC=C4C=CC=3)OC=3C4=NC=CC=C4C=CC=3)=CC=CC2=C1 KWQNQSDKCINQQP-UHFFFAOYSA-K 0.000 description 1
- 125000006617 triphenylamine group Chemical group 0.000 description 1
- 125000003960 triphenylenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3C3=CC=CC=C3C12)* 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
- HTPBWAPZAJWXKY-UHFFFAOYSA-L zinc;quinolin-8-olate Chemical compound [Zn+2].C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1 HTPBWAPZAJWXKY-UHFFFAOYSA-L 0.000 description 1
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Description
カソードと、
アノードと、
前記カソードと前記アノードとの間に設けられる発光層と、
前記カソードと前記発光層との間に設けられる1層以上の有機物層とを含み、
前記カソードと前記発光層との間に設けられる有機物層のうち1層以上は、ヘテロ原子を含む化合物と、アルカリ金属複合体またはアルカリ土類金属複合体とを含み、
前記ヘテロ原子を含む化合物のヘテロ原子のうち少なくとも一つと、前記アルカリ金属複合体またはアルカリ土類金属複合体とが互いにドッキングし、
前記ドッキングする前のヘテロ原子を含む化合物の双極子モーメントの値は、6debye未満であり、
前記ドッキングした後のヘテロ原子を含む化合物の双極子モーメントの値は、6debye〜13debyeである有機発光素子を提供する。
カソードと、
アノードと、
前記カソードと前記アノードとの間に設けられる発光層と、
前記カソードと前記発光層との間に設けられる1層以上の有機物層とを含み、
前記カソードと前記発光層との間に設けられる有機物層のうち1層以上は、ヘテロ原子を含む化合物と、アルカリ金属複合体またはアルカリ土類金属複合体とを含み、
前記ヘテロ原子を含む化合物のヘテロ原子のうち少なくとも一つと、前記アルカリ金属複合体またはアルカリ土類金属複合体とが互いにドッキングし、
前記ドッキングする前のヘテロ原子を含む化合物の双極子モーメントの値は、6debye未満であり、
前記ドッキングした後のヘテロ原子を含む化合物の双極子モーメントの値は、6debye〜13debyeである有機発光素子を提供する。
[数式1]
[化学式1]
Zおよび点線の弧(dashed arc)は、Mとともに5‐または6‐員環を完成するために必須の2個または3個の原子および結合を示し、
Aは、それぞれ、水素または置換体を示し、
Bは、それぞれ、Z原子上の独立して選択される置換体であってもよく、2以上の置換体が互いに結合して、置換または非置換の環を形成し、
jは、0〜3であり、
kは、1または2であり、
Mは、アルカリ金属またはアルカリ土類金属であり、
Xは、NまたはOであり、
mおよびnは、錯体上に中性電荷を提供するために、独立して選択される整数である。
[化1‐a]
M、mおよびnの定義は、上述の通りであり、
aおよびbは、それぞれ、1〜3の整数であり、
aおよびbが2以上の場合、2以上の括弧内の構造は互いに同一または異なり、
Ra、RbおよびY1〜Y3は、互いに同一または異なり、それぞれ独立して、水素または置換体であってもよく、2以上の置換体が互いに結合して、置換または非置換の環を形成する。
下記化学式ST1〜ST9で表されるヘテロ原子を含む化合物のキノリン酸リチウム(LiQ、Lithium Quinolate)とのドッキング前後の双極子モーメントを計算した結果と、下記化学式ST10で表されるヘテロ原子を含む化合物の水素化リチウム(LiH、Lithium Hydride)とのドッキング前後の双極子モーメントを計算した結果を表1に記載した。
下記化学式ET1、ET2およびET5〜ET7で表されるヘテロ原子を含む化合物のキノリン酸リチウム(LiQ、Lithium Quinolate)とのドッキング前後の双極子モーメントを測定した結果と、下記化学式ET3およびET4で表されるヘテロ原子を含む化合物の水素化リチウム(LiH、Lithium Hydride)とのドッキング前後の双極子モーメントを測定した結果を表1に記載した。
ITO(indium tin oxide)が500Åの厚さで薄膜コーティングされたガラス基板を洗剤を溶かした蒸留水に入れて超音波で洗浄した。この際、洗剤としては、フィッシャー社(Fischer Co.)製のものを使用し、蒸留水としては、ミリポア社(Millipore Co.)製のフィルタ(Filter)で2回濾過した蒸留水を使用した。ITOを30分間洗浄した後、蒸留水で超音波洗浄を10分間、2回繰り返して行った。蒸留水洗浄が終了した後、イソプロピルアルコール、アセトン、メタノールの溶剤で超音波洗浄を行い乾燥させた後、プラズマ洗浄装置に搬送した。また、酸素プラズマを用いて前記基板を5分間洗浄した後、真空蒸着装置に基板を搬送した。
前記[実施例2‐1]の[ST1]の代わりに[ST2]を使用した以外は、[実施例2‐1]と同一の方法で有機発光素子を作製した。
前記[実施例2‐1]の[ST1]の代わりに[ST3]を使用した以外は、[実施例2‐1]と同一の方法で有機発光素子を作製した。
前記[実施例2‐1]の[ST1]の代わりに[ST4]を使用した以外は、[実施例2‐1]と同一の方法で有機発光素子を作製した。
前記[実施例2‐1]の[ST1]の代わりに[ST5]を使用した以外は、[実施例2‐1]と同一の方法で有機発光素子を作製した。
前記[実施例2‐1]の[ST1]の代わりに[ST6]を使用した以外は、[実施例2‐1]と同一の方法で有機発光素子を作製した。
前記[実施例2‐1]の[ST1]の代わりに[ST7]を使用した以外は、[実施例2‐1]と同一の方法で有機発光素子を作製した。
前記[実施例2‐1]の[ST1]の代わりに[ST8]を使用した以外は、[実施例2‐1]と同一の方法で有機発光素子を作製した。
前記[実施例2‐1]の[ST1]の代わりに[ST9]を使用した以外は、[実施例2‐1]と同一の方法で有機発光素子を作製した。
前記[実施例2‐1]の[ST1]の代わりに[ST10]を使用した以外は、[実施例2‐1]と同一の方法で有機発光素子を作製した。
前記[実施例2‐1]の[ST1]の代わりに[ET1]を使用した以外は、[実施例2‐1]と同一の方法で有機発光素子を作製した。
前記[実施例2‐1]の[ST1]の代わりに[ET2]を使用した以外は、[実施例2‐1]と同一の方法で有機発光素子を作製した。
前記[実施例2‐1]の[ST1]の代わりに[ET3]を使用した以外は、[実施例2‐1]と同一の方法で有機発光素子を作製した。
前記[実施例2‐1]の[ST1]の代わりに[ET4]を使用した以外は、[実施例2‐1]と同一の方法で有機発光素子を作製した。
前記[実施例2‐1]の[ST1]の代わりに[ET5]を使用した以外は、[実施例2‐1]と同一の方法で有機発光素子を作製した。
前記[実施例2‐1]の[ST1]の代わりに[ET6]を使用した以外は、[実施例2‐1]と同一の方法で有機発光素子を作製した。
前記[実施例2‐1]の[ST1]の代わりに[ET7]を使用した以外は、[実施例2‐1]と同一の方法で有機発光素子を作製した。
ITO(indium tin oxide)が1,500Åの厚さで薄膜コーティングされたガラス基板を洗剤を溶かした蒸留水に入れて超音波で洗浄した。この際、洗剤としては、フィッシャー社(Fischer Co.)製のものを使用し、蒸留水としては、ミリポア社(Millipore Co.)製のフィルタ(Filter)で2回濾過した蒸留水を使用した。ITOを30分間洗浄した後、蒸留水で超音波洗浄を10分間、2回繰り返して行った。蒸留水洗浄が終了した後、イソプロピルアルコール、アセトン、メタノールの溶剤で超音波洗浄を行い、乾燥させた後、プラズマ洗浄装置に搬送した。また、酸素プラズマを用いて前記基板を5分間洗浄した後、真空蒸着装置に基板を搬送した。
前記[実施例3‐1]の[ST1]の代わりに[ST2]を使用した以外は、[実施例3‐1]と同一の方法で有機発光素子を作製した。
前記[実施例3‐1]の[ST1]の代わりに[ST3]を使用した以外は、[実施例3‐1]と同一の方法で有機発光素子を作製した。
前記[実施例3‐1]の[ST1]の代わりに[ST4]を使用した以外は、[実施例3‐1]と同一の方法で有機発光素子を作製した。
前記[実施例3‐1]の[ST1]の代わりに[ST5]を使用した以外は、[実施例3‐1]と同一の方法で有機発光素子を作製した。
前記[実施例3‐1]の[ST1]の代わりに[ST6]を使用した以外は、[実施例3‐1]と同一の方法で有機発光素子を作製した。
前記[実施例3‐1]の[ST1]の代わりに[ST7]を使用した以外は、[実施例3‐1]と同一の方法で有機発光素子を作製した。
前記[実施例3‐1]の[ST1]の代わりに[ST8]を使用した以外は、[実施例3‐1]と同一の方法で有機発光素子を作製した。
前記[実施例3‐1]の[ST1]の代わりに[ST9]を使用した以外は、[実施例3‐1]と同一の方法で有機発光素子を作製した。
前記[実施例3‐1]の[ST1]の代わりに[ST10]を使用した以外は、[実施例3‐1]と同一の方法で有機発光素子を作製した。
前記[実施例3‐1]の[ST1]の代わりに[ET1]を使用した以外は、[実施例3‐1]と同一の方法で有機発光素子を作製した。
前記[実施例3‐1]の[ST1]の代わりに[ET2]を使用した以外は、[実施例3‐1]と同一の方法で有機発光素子を作製した。
前記[実施例3‐1]の[ST1]の代わりに[ET3]を使用した以外は、[実施例3‐1]と同一の方法で有機発光素子を作製した。
前記[実施例3‐1]の[ST1]の代わりに[ET4]を使用した以外は、[実施例3‐1]と同一の方法で有機発光素子を作製した。
前記[実施例3‐1]の[ST1]の代わりに[ET5]を使用した以外は、[実施例3‐1]と同一の方法で有機発光素子を作製した。
前記[実施例3‐1]の[ST1]の代わりに[ET6]を使用した以外は、[実施例3‐1]と同一の方法で有機発光素子を作製した。
前記[実施例3‐1]の[ST1]の代わりに[ET7]を使用した以外は、[実施例3‐1]と同一の方法で有機発光素子を作製した。
201:アノード
301:正孔輸送層
401:発光層
402:第2の発光層
403:第1の発光層
501:電子輸送層
601:カソード
Claims (13)
- カソードと、
アノードと、
前記カソードと前記アノードとの間に設けられる発光層と、
前記カソードと前記発光層との間に設けられる1層以上の有機物層とを含み、
前記カソードと前記発光層との間に設けられる有機物層のうち1層以上は、ヘテロ原子を含む化合物と、下記化学式1で表される、アルカリ金属複合体またはアルカリ土類金属複合体とを含み、
前記ヘテロ原子を含む化合物のヘテロ原子のうち少なくとも一つと、前記アルカリ金属複合体またはアルカリ土類金属複合体とが互いにドッキングし、
前記ドッキングする前のヘテロ原子を含む化合物の双極子モーメントの値は、6debye未満であり、
前記ドッキングした後のヘテロ原子を含む化合物の双極子モーメントの値は、6debye〜13debyeであり、
前記ヘテロ原子を含む化合物は、下記構造
隣接する置換基は、互いに結合して、置換または非置換の環を形成しない。
なお、置換または非置換という文言は、アルキル基;シクロアルキル基;アリール基;および複素環基からなる群から選択される1または2以上の置換基で置換されているか、上記にて例示されている置換基のうち2以上の置換基が連結された置換基で置換されているか、もしくはいかなる置換基も有していないことを意味する。)
のいずれか一つを含む、
有機発光素子。
[化学式1]
Zおよび点線の弧(dashed arc)は、Mとともに5‐または6‐員環を完成するために必須の2個または3個の原子および結合を示し、
Aは、それぞれ、水素または置換体を示し、
Bは、それぞれ、Z原子上の独立して選択される置換体であってもよく、2以上の置換体が互いに結合して、置換または非置換の環を形成し、
jは、0〜3であり、
kは、1または2であり、
Mは、アルカリ金属またはアルカリ土類金属であり、
Xは、NまたはOであり、
mおよびnは、錯体上に中性電荷を提供するために、独立して選択される整数である。 - 前記発光層は、燐光性ドーパントを含む、
請求項1に記載の有機発光素子。 - 前記ヘテロ原子を含む化合物と、アルカリ金属複合体またはアルカリ土類金属複合体とを含む有機物層は、電子注入層、電子輸送層および正孔遮断層からなる群から選択される1層または2層以上である、
請求項1または2に記載の有機発光素子。 - 前記ドッキングした後のヘテロ原子を含む化合物の双極子モーメントの値と、ドッキングする前のヘテロ原子を含む化合物の双極子モーメントの値との差が、3debye以上である、
請求項1から3のいずれか1項に記載の有機発光素子。 - 前記ヘテロ原子を含む化合物と、アルカリ金属複合体またはアルカリ土類金属複合体とを含む有機物層は、前記ヘテロ原子を含む化合物とアルカリ金属複合体またはアルカリ土類金属複合体とを1:9〜9:1の重量比で含む、
請求項1から4のいずれか1項に記載の有機発光素子。 - 前記カソードと前記発光層との間に設けられる1層以上の有機物層のうち発光層と隣接する有機物層のLUMOエネルギー準位と、発光層のLUMOエネルギー準位との差が、1eV以下である、
請求項1から5のいずれか1項に記載の有機発光素子。 - 前記ヘテロ原子を含む化合物は、N原子を1または2以上含む化合物である、
請求項1から6のいずれか1項に記載の有機発光素子。 - 前記有機発光素子は、2層以上の発光層を含む、
請求項1から7のいずれか1項に記載の有機発光素子。 - 前記2層以上の発光層のうち少なくとも2層のフォトルミネセンススペクトルのピーク波長が、互いに異なる、
請求項8に記載の有機発光素子。 - 前記2層以上の発光層のうち少なくとも一つは、燐光性ドーパントを含み、
少なくとも一つは、蛍光性ドーパントを含む、
請求項8または9に記載の有機発光素子。 - 前記有機発光素子は、前記ヘテロ原子を含む化合物と、アルカリ金属複合体またはアルカリ土類金属複合体とを含む有機物層上に設けられる第1の発光層と、
前記第1の発光層上に設けられる第2の発光層とを含む、
請求項1から10のいずれか1項に記載の有機発光素子。 - 前記有機発光素子は、
前記ヘテロ原子を含む化合物と、アルカリ金属複合体またはアルカリ土類金属複合体とを含む有機物層上の一部に設けられる第1の発光層と、
前記ヘテロ原子を含む化合物と、アルカリ金属複合体またはアルカリ土類金属複合体とを含む有機物層上の他の一部に設けられる第2の発光層とを含む、
請求項1から11のいずれか1項に記載の有機発光素子。 - 前記有機発光素子は、正孔注入層、正孔輸送層。電子輸送層、電子注入層、電子阻止層および正孔阻止層からなる群から選択される1層または2層以上をさらに含む、
請求項1から12のいずれか1項に記載の有機発光素子。
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